Entry door 1-page case study EXTERIOR DOORS R E S I D E N T I A L & C O M M E R C I A L Reinforcement of steel to reduce weight and provide: • Corrosion resistance • Improved dent resistance to withstand windborne debris • Structural performance to meet regional wind load requirements • Improved resistance to corrosion and moisture degradation • Increased dent resistance up to 60% vs. unreinforced metal • Enabled reduction in thickness of sheet metal while maintaining structural performance Polystrand™ PETG continuous fiber reinforced composite laminate thermally bonded to steel door skin KEY REQUIREMENTS WHY AVIENT?

GILMOUR® A Q U A A R M O R T M L I G H T W E I G H T H O S E • Lightweight • Improved kink resistance and flexibility • Soft yet durable solution for consumer appeal • Shelf differentiation • Drinking water safe • Met all requirements with a custom TPE solution, enabling Gilmour to produce a more compact hose about 50% lighter than standard PVC hoses • Incorporated custom colorants for brand consistency, and specialty additives for enhanced UV and abrasion resistance • Delivered a single-material solution for easier manufacturing, and supplied materials locally to align with customer’s “Made in the USA” brand • Provided regulatory and technical support to product development Customized Versaflex™ TPE KEY REQUIREMENTS WHY AVIENT?

complex geometry, part consolidation) Excellent Fair Fair Raw Material Cost Poor Good Fair Total Production Cost Good Fair Fair pr od uc ti on pe rf or m an ce Avient offers a range of customizable long fiber reinforced structural material solutions and design support for your metal-to-plastic conversion projects Complēt™ long glass, long carbon, and hybrid fiber solutions available in a wide array of engineering polymer matrices, including PA66, PA6, ETPU, PPA, PPS, PES, PEI, PK, and PEEK • OnForce™ long glass fiber reinforced polypropylenes • Full suite of design and engineering services that include structural design and fiber orientation consultations and modeling, CAE analysis, prototyping, and more STRENGTH-TO-WEIGHT RATIO OF LFT VS METALS m eg ap as ca l gram /cubic centim eter 250 200 150 100 50 0 9.00 8.00 7.00 6.00 5.00 4.00 3.00 2.00 1.00 0.00 Zam ak 3 Stainless Steel 304 Titanium #2 plēt LCF40-PP plēt LGF60-TPU OnForce LGF50-PP Alum inum A380 M agnesium AZ91D plēt LCF50-PA66 plēt LGF60-PA66 plēt LCF50-TPU Specific Strength Density Metal Long Glass Fiber Long Carbon Fiber 1.844.4AVIENT www.avient.com Copyright © 2025, Avient Corporation.

GL AS S/ EP OX Y TA B M AT ER IA L N O T AB BREAK Hammerhead with 5 lb/ft3 (80 kg/m3) 420 lbs 191 kg Hammerhead with 7 lb/ft3 (115 kg/m3) 2 in 370 lbs 168 kg Hammerhead with 8 lb/ft3 (135 kg/m3) 332 lbs 151 kg 984 lbs 446 kg Glass/Polyester with Balsa Core 1298 lbs 589 kg Hammerhead with 5 lb/ft3 (80 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 501 lbs 227 kg Hammerhead with 7 lb/ft3 (115 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 839 lbs 381 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density - ITW Plexus MA420 Adhesive NA 1156 lbs 524 kg Hammerhead with 8 lb/ft3 (135 kg/m3) Core Density - Crestomer 1152PA Adhesive NA 1530 lbs 694 kg Hammerhead with 8 lb/in3 (135 kg/m3) Core Density - Crestomer M1-30 Adhesive NA 1471 lbs 667 kg Mixed Conditions ADHESIVE DESCRIPTION ADHESIVE GRADE MANUFACTURER AVERAGE BOND STANDARD DEVIATION FAILURE MODE BEST ADHESION 2k Urethane 75421 LORD 2281 psi 15.73 MPa 184 psi 1.27 MPa Substrate Cohesive 2k Acrylic SA1-705 GRY1 ACRALOCK 2211 psi 15.24 MPa 78 psi 0.54 MPa Substrate 2k Acrylic Plexus MA420 ITW 2171 psi 14.97 MPa 262 psi 1.81 MPa Substrate 2k Acrylic SA10-05 Blk1 ACRALOCK 2102 psi 14.49 MPa 138 psi 0.95 MPa Substrate 2k Urethane 75451 LORD 2047 psi 14.11 MPa 68 psi 0.47 MPa Cohesive 2k Acrylic SA1-705 GRY 1:1 ACRALOCK 1966 psi 13.56 MPa 68 psi 0.47 MPa Substrate 2k Acrylic Scotch-Weld 8010 3M 1907 psi 13.15 MPa 61 psi 0.42 MPa Adhesive Cyanoacrylate Gorilla Glue Gorilla Glue 1885 psi 13.00 MPa 432 psi 2.98 MPa Cohesive 2k Acrylic Crestabond PP-04 Scott Bader 1873 psi 12.91 MPa 281 psi 1.94 MPa Substrate  2k Acrylic SA10-05 Blk 10:1 ACRALOCK 1779 psi 12.27 MPa 127 psi 0.88 MPa Cohesive 2k Urethane 75422 LORD 1716 psi 11.83 MPa 190 psi 1.31 MPa Cohesive Adhesive 2k Urethane 75452 LORD 1535 psi 10.58 MPa 98 psi 0.68 MPa Adhesive 2k Methacrylate PolyFuse Icon Containment 1610 psi 11.10 MPa 98 psi 0.68 MPa Adhesive INTERMEDIATE ADHESION 2k Acrylic FA10-05 Blk C010817 ACRALOCK 724 psi 4.99 MPa 58 psi 0.40 MPa Cohesive 2k Acrylic FA10-05 Blk1 ACRALOCK 722 psi 4.98 MPa 44 psi 0.30 MPa Cohesive 2k Epoxy Loctite Epoxy Instant Mix Loctite 508 psi 3.50 MPa 81 psi 0.56 MPa Adhesive 2k Epoxy Gorilla Epoxy Gorilla Glue 341 psi 2.35 MPa 198 psi 1.37 MPa Adhesive NOT RECOMMENDED  2k Epoxy Loctite Epoxy Marine Loctite 0 0 No bond ADHESIVE SELECTION Brand names of the adhesives are owned by the respective manufacturers.

Units are typically given in psi or kiloNewtons per meter (kN/m). Under the code of Federal Regulations, Title 21, Chapter 1, Subchapter B, the US Food and Drug Administration provides detailed specifications regarding the requirements for acceptance of various polymers and TPEs for intended use in food applications.

Units are typically given in psi or kiloNewtons per meter (kN/m). Under the code of Federal Regulations, Title 21, Chapter 1, Subchapter B, the US Food and Drug Administration provides detailed specifications regarding the requirements for acceptance of various polymers and TPEs for intended use in food applications.

AUTOMOTIVE OEM H E A T S H I E L D C O M P O N E N T F O R L E D H E A D L A M P • The material needed to solve a hot spot issue • A PA based grade • High thermal conductivity - 20 W/mK • Electrically conductive • Improved the parts long-term outdoor performance • Improved processability compared to high temperature plastics, reducing tooling costs • Reduced part weight by 37% than the previous metal part, providing the customer with a more economical solution Customized PA based grade KEY REQUIREMENTS WHY AVIENT?

Glucose Monitoring App Snapshot draft MEDICAL DEVICE OEM C O N T I N U O U S G L U C O S E M O N I T O R I N G S Y S T E M • Adapt to strict processing requirements of a secondary operation put in place to manufacture a new device model • Meet material size and thickness requirements while achieving desired color target • Overcome material unpredictability and sensitivity to heat, light and moisture • Minimize impact of supply chain instability and changes • Offered support for processing under low pressure conditions and at every stage of manufacturing • Performed extensive R&D work to consistently deliver the customer’s color target of a hard-to-achieve light gray • Effectively addressed all material challenges and sensitivities • Provided regular ‘summaries of understanding’ to keep up with changing forecasts and ordering patterns Mevopur™ Pre-color Formulation KEY REQUIREMENTS WHY AVIENT?

Newlin Page 105 Old PolyOne Transformation 60% 80% 100% % o f O p ra ti g I co m * Mix Shift Highlights Specialty Transformation Ahead of Schedule 2015 Target *Operating Income excludes Corporate Charges ** Pro Forma for the acquisition of ColorMatrix and divestiture of SunBelt 2% 34% 42% 50% 65-75% 0% 20% 40% 2005 2008 2011 2011** 2015 % o f O p ra ti g I co m * JV's PP&S Distribution Specialty Specialty OI $5M $46M $89M $117M Target Page 106 Why Invest In PolyOne?

PolyOne Corporation Page 4 Welcome and Introduction Robert M. Van Hulle Senior Vice President, President of Global Color Additives and Inks Robert M. Christopher Murphy 8:45-9:25 AM Key End Markets and Differentiated Solutions Robert M.